-- @testpoint: opengauss关键字maxtrans(非保留)，作为函数名,部分测试点合理报错

--关键字不带引号-成功
drop function if exists maxtrans;
create function maxtrans(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
--关键字带双引号-成功
drop function if exists "maxtrans";
create function "maxtrans"(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
--关键字带单引号-合理报错
drop function if exists 'maxtrans';
create function 'maxtrans'(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
--关键字带反引号-合理报错
drop function if exists `maxtrans`;
create function `maxtrans`(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
--清理环境
drop function if exists maxtrans(integer);
drop function if exists "maxtrans"(integer);